Three hours lecture; 3 credits. An introduction to communication networks. Includes the OSI layering model of networks with emphasis on the physical, data link, and network layers; and network topologies. Introduction to a variety of computer, satellite, and local-area communication networks, including Ethernet, Internet, packet radio,and the telephone network.
- Identify and explain the fundamental concepts of protocols and examine protocol structures
- Examine/design a data communication link considering fundamental concepts of signals, medium, encoding, reliability and efficiency
- Identify key elements of Wide Area Networks, such as switching, routing, congestion, and QoS
- Architect a Local Area Network considering the shared medium choices for high-speed LANs or Wireless LANs
- Understand and examine Internet and Transport Protocols and gain deep knowledge on Internetwork operations
- Identify the key aspects of internet applications such as network security, Email and network management, DNS and web servers and multimedia
The materials within this course focus on the Knowledge Skills and Abilities (KSAs) identified within the Specialty Areas listed below. Click to view Specialty Area details within the interactive National Cybersecurity Workforce Framework.
If you would like to provide feedback for this course, please e-mail the NICCS SO at NICCS@hq.dhs.gov.